Finding the Fourth Proportional to 19,394,682.72, 26,763,428.88 and 10,692,379.68
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Solution
The fourth proportional to 19,394,682.72, 26,763,428.88 and 10,692,379.68 is: 14,754,804.05
Step by Step Solution
- Step 1: Write the proportion equation
19,394,682.72 : 26,763,428.88 = 10,692,379.68 : x - Step 2: Convert to fraction form
19,394,682.72/26,763,428.88 = 10,692,379.68/x - Step 3: Cross multiply
19,394,682.72x = 26,763,428.88 × 10,692,379.68 - Step 4: Simplify right side
19,394,682.72x = 286,164,743,123,637.12 - Step 5: Solve for x
x = 286,164,743,123,637.12/19,394,682.72 - Step 6: Final answer
x = 14,754,804.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.